Match each item in Column I with one item in Column II and chose your answer from the codes given below:
Column I Feature |
Column II Phylum |
(a) Lateral line system (b) Water vascular system (c) Radula (d) Comb plates (e) Parapodia |
(i) Ctenophora (ii) Mollusca (iii) Echinodermata (iv) Osteichthyes (v) Annelida |
Codes
(a) (b) (c) (d) (e)
1. (i) (ii) (iii) (iv) (v)
2. (iv) (iii) (ii) (i) (v)
3. (iv) (iii) (i) (v) (ii)
4. (iii) (ii) (i) (v) (iv)
Match the organism in Column-I with its excretory structure in Column-II
|
Column-I |
|
Column-II |
(A) |
Cockroach |
(p) |
Nephridia |
(B) |
Earthworm |
(q) |
Proboscis gland |
(C) |
Balanoglossus |
(r) |
Kidney |
(D) |
Clarias |
(s) |
Malpighian tubules |
1. (A)(s),(B)(p),(C)(q),(D)(r)
2. (A)(s),(B)(p),(C)(r),(D)(q)
3. (A)(q),(B)(p),(C)(r), (D)(s)
4. (A)(s), (B)(q),(C)(r),(D)(p)
Which of the following animal has a bony endoskeleton?
(1) Exocoetus
(2) Clarias
(3) Pristis
(4) both (1) and (2)
In which of these examples are the members exclusively chondrichthyes
(1) Scoliodon, Pristis, Labeo, Betta
(2) Scoliodon, Pristis, Betta, Trygon
(3) Scoliodon, Trygon, Pristis, Carcharodon
(4) Scoliodon, labeo, Carcharodon, Pristis
Match the following:
(a) | Exocoetus | (i) | Rohu |
(b) | Pterophyllum | (ii) | Fighting fish |
(c) | Betta | (iii) | flying fish |
(d) | Labeo | (iv) | Angel fish |
1. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
2. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
3. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
4. (a)-(iii), (b)-(iii), (c)-(ii), (d)-(i)
Select the incorrect option with respect to animal listed in column A and features exhibited in column B
Column A (Organism) |
Column B (Features) |
|
1. |
Psittacula |
Homeothermy, Air sacs to supplement respiration |
2. |
Panthera tigris |
Viviparity, Thecodont dentition |
3. |
Pleurobrachia |
Bioluminescence, Eight rows of ciliated comb plates |
4. |
Pristis |
Presence of operculum, Absence of air bladder |
Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?
(1) Chordata - possess a mouth provided with an upper and a lower jaw
(2) Chondrichthyes - possess cartilaginous endoskeleton
(3) Mammalia - give birth to young ones
(4) Reptilia - possess 3-chambered heart with one incompletely divided ventricle
Choose the incorrect match with respect to animal, is phylum and two features
Animal |
Phylum |
Features |
|
1. |
Clarias |
Chordata |
Placoid scales, Operculum |
2. |
Antedon |
Echinodermata |
Water vascular system, Radial symmetry |
3. |
Locusta |
Arthropoda |
Jointed appendages, Open circulatory system |
4. |
Nereis |
Annelida |
Dioecious, Parapodia |
Which of the following statement/s about chondrichthyes are incorrect?
1) Notochord is persistent throughout life
2) Endoskeleton is made up of bones
3) Operculum present
4) Skin is covered by placoid scales
(1) All of the above
(2) None of the above
(3) 1 and 4 are incorrect
(4) 2 and 3 are incorrect
In males pelvic fins bear claspers in
1. Carcharodon
2. Pterophyllum
3. Exocoetus
4. Labeo